chegg-prep.app.link Open in urlscan Pro
2600:9000:214f:4000:19:9934:6a80:93a1 Public Scan

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Submitted URL:
http://t.em.chegg.com/r/?id=o778a34ba,6baf1625,6bd2c4f3
Effective URL:
https://chegg-prep.app.link/5Z8uDSx8RX
Submission: On October 06 via api (October 6th 2020, 2:47:22 am UTC) from US

Summary HTTP 5 Redirects Behaviour Indicators

Similar DOM Content API

Summary

This website contacted 4 IPs in 2 countries across 5 domains to perform 5 HTTP transactions. The main IP is 2600:9000:214f:4000:19:9934:6a80:93a1, located in United States and belongs to AMAZON-02, US. The main domain is chegg-prep.app.link.
TLS certificate: Issued by Amazon on July 22nd 2020. Valid for: a year.

This is the only time chegg-prep.app.link was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address		AS Autonomous System
1 1	65.9.187.55 65.9.187.55		16509 (AMAZON-02) (AMAZON-02)
1	2600:9000:214... 2600:9000:214f:4000:19:9934:6a80:93a1		16509 (AMAZON-02) (AMAZON-02)
2	65.9.187.93 65.9.187.93		16509 (AMAZON-02) (AMAZON-02)
1	2a00:1450:400... 2a00:1450:4001:825::200a		15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:80b::2003		15169 (GOOGLE) (GOOGLE)
5	4

1 65.9.187.55 (Seattle, United States) 1 redirects

ASN16509 (AMAZON-02, US)

t.em.chegg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:9000:214f:4000:19:9934:6a80:93a1 (United States)

ASN16509 (AMAZON-02, US)

chegg-prep.app.link	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 65.9.187.93 (Seattle, United States)

ASN16509 (AMAZON-02, US)

cdn.branch.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:825::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:80b::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
2	branch.io cdn.branch.io	65 KB
1	gstatic.com fonts.gstatic.com	9 KB
1	googleapis.com fonts.googleapis.com	1 KB
1	app.link chegg-prep.app.link	3 KB
1	chegg.com 1 redirects t.em.chegg.com	744 B
5	5

	Domain	Requested by
2	cdn.branch.io	chegg-prep.app.link
1	fonts.gstatic.com	fonts.googleapis.com
1	fonts.googleapis.com	cdn.branch.io
1	chegg-prep.app.link
1	t.em.chegg.com	1 redirects
5	5

This site contains no links.

Subject Issuer	Validity	Valid
appipv4.link Amazon	`2020-07-22` - `2021-08-22`	a year	crt.sh
*.branch.io DigiCert SHA2 Secure Server CA	`2018-12-05` - `2020-12-08`	2 years	crt.sh
upload.video.google.com GTS CA 1O1	`2020-09-03` - `2020-11-26`	3 months	crt.sh
*.gstatic.com GTS CA 1O1	`2020-09-03` - `2020-11-26`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://chegg-prep.app.link/5Z8uDSx8RX
Frame ID: 21118F92925AC6800B5667145439BCA4
Requests: 5 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page URL History Show full URLs

http://t.em.chegg.com/r/?id=o778a34ba,6baf1625,6bd2c4f3 HTTP 302
https://chegg-prep.app.link/5Z8uDSx8RX Page URL

Detected technologies

Lua (Programming Languages) Expand

Overall confidence: 100%
Detected patterns

headers server /openresty(?:\/([\d.]+))?/i

Nginx (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /openresty(?:\/([\d.]+))?/i

OpenResty (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /openresty(?:\/([\d.]+))?/i

Amazon Web Services (PaaS) Expand

Overall confidence: 100%
Detected patterns

headers via /\(CloudFront\)$/i

Amazon Cloudfront (CDN) Expand

Overall confidence: 100%
Detected patterns

headers via /\(CloudFront\)$/i

Page Statistics

5
Requests

100 %
HTTPS

60 %
IPv6

5
Domains

5
Subdomains

4
IPs

2
Countries

78 kB
Transfer

89 kB
Size

1
Cookies

0 Outgoing links

These are links going to different origins than the main page.

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://t.em.chegg.com/r/?id=o778a34ba,6baf1625,6bd2c4f3 HTTP 302
https://chegg-prep.app.link/5Z8uDSx8RX Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

5 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H/1.1

200
OK

Primary Request

Cookie set 5Z8uDSx8RX Show response
chegg-prep.app.link/
Redirect Chain

http://t.em.chegg.com/r/?id=o778a34ba,6baf1625,6bd2c4f3
https://chegg-prep.app.link/5Z8uDSx8RX

6 KB
3 KB

213ms
186ms

Document
text/html

2600:9000:214f:4000:19:9934:6a80:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://chegg-prep.app.link/5Z8uDSx8RX
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:214f:4000:19:9934:6a80:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: openresty/1.13.6.2 / Express
Resource Hash: 1fc1a3b93297c0f04c84ea249badd894e3663bb3d8d5201669ce26fd135be83a

Request headers

Host: chegg-prep.app.link
Connection: keep-alive
Pragma: no-cache
Cache-Control: no-cache
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Sec-Fetch-Site: none
Sec-Fetch-Mode: navigate
Sec-Fetch-User: ?1
Sec-Fetch-Dest: document
Accept-Encoding: gzip, deflate, br
Accept-Language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Server: openresty/1.13.6.2
Date: Tue, 06 Oct 2020 02:47:05 GMT
X-Powered-By: Express
Set-Cookie: _s=GgYU7RlJ%2BRUcyka7SE3zWQfjOHHc3F%2FVsK%2B2nCS4uI4nXBh9khs5Be3vS2%2BQJ6EU; Max-Age=31536000; Domain=.app.link; Path=/; Expires=Wed, 06 Oct 2021 02:47:05 GMT; Secure; SameSite=None
Last-Modified: Tue, 06 Oct 2020 02:47:05 GMT
ETag: W/"1934-56cAkALI8g90cm1I3JdTRrI+bWs"
Content-Encoding: gzip
X-Cache: Miss from cloudfront
Via: 1.1 660f4277d8fbef27985e8a4a97e362cc.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: FRA53-C1
X-Amz-Cf-Id: oMoCUztTZ-3lJVXnwfhRNE0IBusaS4uk1T04a6o8ojQTLCE7vwQWjQ==

Redirect headers

Content-Type: text/plain; charset=utf-8
Content-Length: 37
Connection: keep-alive
Date: Tue, 06 Oct 2020 02:47:05 GMT
Server: Apache
P3P: CP="CAO DSP COR CURa DEVa TAIa OUR BUS IND UNI COM NAV"
Set-Cookie: AMCV_3FE7CBC1556605A77F000101%40AdobeOrg=MCMID%7C24307428561308876792447134651429421055; Domain=chegg.com; Path=/; Expires=Thu, 06-Oct-2022 02:47:05 GMT nlid=778a34ba|6baf1625; Domain=chegg.com; Path=/
Location: https://chegg-prep.app.link/5Z8uDSx8RX
Vary: Accept-Encoding
Content-Encoding: gzip
X-Cache: Miss from cloudfront
Via: 1.1 b63f332297d95bccb0f4e41c4aef0ab1.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: ZAG50-C1
X-Amz-Cf-Id: WeJzDFuK2hTtjvUOYqzmvyHm5JMFWl-v3Dv919A83z_OdeKwSaQFag==

GET
H/1.1 200
OK styles.css
cdn.branch.io/static/ 3 KB
3 KB 120ms
39ms Stylesheet
text/css 65.9.187.93
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://cdn.branch.io/static/styles.css
Requested by: Host: chegg-prep.app.link
URL: https://chegg-prep.app.link/5Z8uDSx8RX
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.187.93 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: fc49ee589da45d4d7728dff1001a8d3a75cc7525721e8a8f4c5ecfae64572e08

Request headers

Referer: https://chegg-prep.app.link/5Z8uDSx8RX
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-amz-version-id: bkyd00Urs8vXdFWDBEZGzwxDpnDg88D6
Via: 1.1 2646a167841368615f96564f373f8d21.cloudfront.net (CloudFront)
Last-Modified: Fri, 26 Apr 2019 15:23:35 GMT
Server: AmazonS3
Age: 45259
ETag: "a34a7b6f5d98f6640a5b37cb980d2941"
X-Cache: Hit from cloudfront
Content-Type: text/css
Connection: keep-alive
Date: Mon, 05 Oct 2020 16:41:58 GMT
X-Amz-Cf-Pop: ZAG50-C1
Content-Length: 2642
X-Amz-Cf-Id: xg0x-FGMtwbWUwsLvW89jInoLr6zceDj8XeN4XMxAVFRkGN9vgRj0w==

GET
H/1.1 200
OK 1560973164125-og_image.jpg
cdn.branch.io/branch-assets/ 61 KB
62 KB 154ms
62ms Image
image/jpeg 65.9.187.93
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://cdn.branch.io/branch-assets/1560973164125-og_image.jpg
Requested by: Host: chegg-prep.app.link
URL: https://chegg-prep.app.link/5Z8uDSx8RX
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_128_GCM
Server: 65.9.187.93 Seattle, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 35edbe9ca83fa38def5f46d201d1723239090caa75a57a8fd27815876c7fa5aa

Request headers

Referer: https://chegg-prep.app.link/5Z8uDSx8RX
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 15 Sep 2020 05:42:24 GMT
Via: 1.1 158b0f42a1d87ab9108e2baf28e8c990.cloudfront.net (CloudFront)
Connection: keep-alive
Last-Modified: Wed, 19 Jun 2019 19:39:25 GMT
Server: AmazonS3
Age: 1803882
ETag: "971bedaf69b5231fcffff942c9985777"
X-Cache: Hit from cloudfront
x-amz-version-id: 1X_R5kQOfjsLPh4d6Wa6WTwKfA1o0RZE
Cache-Control: max-age=2592000
X-Amz-Cf-Pop: ZAG50-C1
Content-Type: image/jpeg
Content-Length: 62765
X-Amz-Cf-Id: nc_IW6Udk1oV4pevD9em-7kgueiNEYqvpPokWnS0GQ4bb2mcIbXvzw==

GET
H2 200 css
fonts.googleapis.com/ 10 KB
1 KB 34ms
14ms Stylesheet
text/css 2a00:1450:4001:825::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css?family=Open+Sans:400,300,600,700

Requested by

Host: cdn.branch.io
URL: https://cdn.branch.io/static/styles.css

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:825::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

35901d308b760b474f8f7682022c55ef5ad97a8cf7cee503eefcb422023b705a

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

Referer: https://cdn.branch.io/static/styles.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=31536000
content-encoding: gzip
x-content-type-options: nosniff
status: 200
alt-svc: h3-Q050=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-27=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-T050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
x-xss-protection: 0
last-modified: Tue, 06 Oct 2020 02:33:10 GMT
server: ESF
date: Tue, 06 Oct 2020 02:47:05 GMT
x-frame-options: SAMEORIGIN
content-type: text/css; charset=utf-8
access-control-allow-origin: *
cache-control: private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin: *
link: <https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires: Tue, 06 Oct 2020 02:47:05 GMT

GET
H2 200 mem5YaGs126MiZpBA-UN_r8OUuhpKKSTjw.woff2
fonts.gstatic.com/s/opensans/v18/ 9 KB
9 KB 26ms
6ms Font
font/woff2 2a00:1450:4001:80b::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/opensans/v18/mem5YaGs126MiZpBA-UN_r8OUuhpKKSTjw.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Open+Sans:400,300,600,700

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80b::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

5e261f7e11c39ff6f4c8fe884e5c9de2fa15f29085a1adefdd36603ef2e23c00

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Origin: https://chegg-prep.app.link
Referer: https://fonts.googleapis.com/css?family=Open+Sans:400,300,600,700
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 29 Sep 2020 18:26:31 GMT
x-content-type-options: nosniff
last-modified: Tue, 15 Sep 2020 18:09:16 GMT
server: sffe
age: 548434
status: 200
content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
alt-svc: h3-Q050=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-27=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-T050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 9016
x-xss-protection: 0
expires: Wed, 29 Sep 2021 18:26:31 GMT

Verdicts & Comments Add Verdict or Comment

1 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| trustedTypes

1 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

			Domain/Path	Expires	Name / Value
			.app.link/	1970-01-19 21:44:48	Name: _s Value: GgYU7RlJ%2BRUcyka7SE3zWQfjOHHc3F%2FVsK%2B2nCS4uI4nXBh9khs5Be3vS2%2BQJ6EU

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

cdn.branch.io
chegg-prep.app.link
fonts.googleapis.com
fonts.gstatic.com
t.em.chegg.com
2600:9000:214f:4000:19:9934:6a80:93a1
2a00:1450:4001:80b::2003
2a00:1450:4001:825::200a
65.9.187.55
65.9.187.93
1fc1a3b93297c0f04c84ea249badd894e3663bb3d8d5201669ce26fd135be83a
35901d308b760b474f8f7682022c55ef5ad97a8cf7cee503eefcb422023b705a
35edbe9ca83fa38def5f46d201d1723239090caa75a57a8fd27815876c7fa5aa
5e261f7e11c39ff6f4c8fe884e5c9de2fa15f29085a1adefdd36603ef2e23c00
fc49ee589da45d4d7728dff1001a8d3a75cc7525721e8a8f4c5ecfae64572e08